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Modularly constructed vehicular transmission

  • US 6,022,287 A
  • Filed: 08/19/1998
  • Issued: 02/08/2000
  • Est. Priority Date: 08/19/1998
  • Status: Expired due to Term
First Claim
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1. A transmission comprising:

  • a central housing;

    said central housing terminating in first and second end portions, each of which are substantially open;

    at least one motor/generator having an annular stator insertably receivable through one of said end openings and supported interiorly of said central housing;

    a central shaft member extending completely through said central housing;

    a modular input closure subassembly demountably secured to said first substantially open end portion of said central housing module;

    a modular output closure subassembly demountably secured to said second substantially open end portion of said central housing module;

    an input shaft member coaxially and rotatably supported in said modular input closure subassembly;

    an output shaft member coaxially and rotatably supported in said modular output closure subassembly;

    one or more planetary gear subsets, each of said gear subsets supported in a selected modular closure subassembly of said modular input and output closure subasssemblies and being joined with the shaft member associated with said selected modular closure subassembly; and

    annular collar means circumscribing said central shaft member, said collar means operatively engaged to a gear member in one planetary gear subset of said one or more planetary gearsets.

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